baber/WOPTO huggingface dataset:
Patent JP-2009133942-A (JP)
Title: Electron beam plotting method, fine pattern plotting system, unevenness pattern carrier, and magnetic disk medium
Inventor: KOMATSU KAZUNORI
IPC: H01J37/305
Filed: 2007-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To attain plotting with high accuracy and at high speed with fixed exposure on the substrate as a whole, by further enhancing the flexibility in exposure adjustment in scanning and plotting a fine pattern formed on a magnetic disk medium by electron beams, and plotting the complicated shape of the fine pattern with high accuracy.  <P>SOLUTION: When the substrate 10 with a resist 11 applied thereto is scanned with the electron beams EB to plot elements 13 of the fine pattern 12, the elements are sequentially plotted by carrying out scanning control so that the electron beams EB are made to reciprocate and vibrate at high speed, in a direction Y orthogonal to a circumferential direction, and are deflected in a direction X which is orthogonal to the radial direction, at a higher speed than the rotating speed of a rotating stage 41 and plot the shapes of the elements.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009134140-A (JP)
Title: Toner for forming image, developer and process cartridge
Inventor: SAWADA TOYOSHI
IPC: G03G9/087
Filed: 2007-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a toner having excellent hot offset resistance and low-temperature fixability, less adhesion of a toner component on a carrier even in long-term use, and causing no degradation in chargeability of the carrier, and further, to provide a toner having a small particle diameter and a sharp particle diameter distribution capable of giving high-level picture quality with excellent minute dot reproducibility.  <P>SOLUTION: The toner for forming an image comprises mother particles containing a paraffin wax having a melting point of from 60°C to 90°C and a binder resin, wherein the mother particle has an endothermic quantity of from 2.0 J/g to 5.5 J/g derived from the paraffin wax at an endothermic peak in a DSC measurement, and has an aspect ratio of from 0.80 to 0.90.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008069632-A (JP)
Title: Construction method of solar heat cutting-off pavement body
Inventor: NEMOTO NOBUYUKI
IPC: E01C11/24
Filed: 2007-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a painting body effective in restraining a heat island phenomenon.  <P>SOLUTION: A rise in the road surface temperature by solar heat is effectively restrained, by allowing a pigment indicating absorption in a visible wave length area and indication reflection in an infrared wave length area to exist in a surface layer part of a pavement body.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009141486-A (JP)
Title: Image reproducing apparatus, control method thereof and program
Inventor: TANAKA TOMOAKI
IPC: H04N5/93
Filed: 2007-12-04
Abstract: <P>PROBLEM TO BE SOLVED: To achieve a more effective slide show by changing a reproducing time one by one, depending on whether an image is good or not, i.e., setting a long reproduction time for a good image and a short reproduction time for a failure image.  <P>SOLUTION: An image reproducing apparatus capable of continuously reproducing images is provided with: a volume detecting means for detecting the volume of ambient sound; and a changing means for changing a display time of an image depending on the level of volume of the ambient sound.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009137685-A (JP)
Title: Coil-form takeup device of wire material
Inventor: KAIHARA AKIRA
IPC: B65H65/00
Filed: 2007-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coil-form takeup device for wire material capable of taking up a wire material and fabricating a coil-form product easily using a simple structure.  <P>SOLUTION: The wire takeup device is equipped with a supporting cylindrical member 11 fixed to a working table 100 and a rotary cylindrical member 21 inserted into the supporting cylindrical member and borne thereby rotatably, wherein the rotary cylindrical member is provided at one end with a slit 22 and at the other end with a handle 23, while the supporting cylindrical member is fixedly provided with a guide member 12 which has U-form guide parts 14 extended parallel with the slit formed at the outer surface of the cylindrical member and confronting the outer surface at the end part and a stopper 15 bent inward from the guide parts 14 and confronting the end part, whereby it is possible for the wire material inserted into the slit in the rotary cylindrical member and pulled and turned to be wound into a coil.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009139571-A (JP)
Title: Lens barrel and imaging apparatus
Inventor: MASUZAWA TOMONARI
IPC: H04N5/225
Filed: 2007-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lens barrel reducing noise and also its weight and thickness, and to provide an imaging apparatus.  <P>SOLUTION: The lens barrel has a housing made from resin and stores a plurality of lenses, and conductive films are formed on the external face of the housing facing a prescribed direction. In this lens barrel 2, the conductive films 50 and 51 are formed on the external face of the housing 4 facing the height direction and, accordingly, it is achieved to reduce noise that affects the operation of the lens barrel 2. Further, since it is not necessary to cover the external face of the housing 4 facing the height direction with an external cover, the lens barrel can be made thin in the height direction. Further, the housing 4 is made from resin and, therefore, contributes to the weight reduction.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009136592-A (JP)
Title: On-vehicle stretcher
Inventor: INAI TERUYUKI
IPC: A61G1/02
Filed: 2007-12-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an on-vehicle stretcher constituted so that a front leg frame can easily return in a right condition when the height is adjusted and the front leg frame is recovered from the on-vehicle state to a usual transportation state.  <P>SOLUTION: A front leg frame and a rear leg frame are turnably supported to a main frame respectively, and the opening and closing conditions of the front and rear leg frames are held in stages so that the height can be adjusted while the on-vehicle stretcher is constituted so that the front leg frame can be turned to the rear side and the front and rear leg frames are turned backward by pushing it on the floor of the vehicle, and first urging means and second urging means are mounted so that the urging strengths of the first urging means and the second urging means are respectively operated to the front leg frame, and the front leg frame returns into the standard state for supporting the main frame at the top even if the front leg frame is at any conditions in which the front leg frame is turned forward or backward.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008217964-A (JP)
Title: Head tracking servo method, recording and playback device, magnetic tape, and magnetic tape cartridge
Inventor: KAWAKAMI SHINJI
IPC: G11B5/584
Filed: 2007-12-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a head tracking servo method which allows a magnetic head to quickly and accurately follow a recording track, even when the recording track width is narrowed to increase a tape speed.  <P>SOLUTION: In the head tracking servo method for controlling the position of the magnetic head, with respect to a magnetic tape 21 which is stored in a cartridge 20 and has at least a data track and a servo track, tape variance information is read out from a magnetic tape cartridge 23 comprising the cartridge 20 and the magnetic tape 21; and a servo signal recorded in the servo track is read out by the magnetic head and is converted into head position information, and the position of the magnetic head is controlled by an off-track amount, based on the tape variance information and an off-track amount calculated from the head position information.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009142471-A (JP)
Title: Kite
Inventor: ITO TOSHIRO
IPC: A63H27/08
Filed: 2007-12-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a kite capable of performing a stable flight without causing any distortion in a structure formed of respective frames even when the flight is performed in strong wind or gusty wind, and having high flight performance while sufficiently securing a lifting power.  <P>SOLUTION: The kite 1 includes: kite sheets 2; a center frame 4 to be the symmetric axis of the kite 1; main wing main frames 5 arranged in the main parts of main wings 11, which are orthogonally crossed with the center frame 4; main wing reinforcing frames 6 arranged by inclination toward the main wing main frames 5 from the lower part of an intersection between the center frame 4 and the main wing main frames 5; and main wing thin frames 13 arranged toward main wing ends 11a from main wing front edge parts. Lightweight and flat planes perform covering from the main wing ends to main wing front edge center parts, and further, from the main wing front edge center parts to the main wing main frames 5, the main wing reinforcing frames 6, and the main wing thin frames 13 by way of the distal end of the center frame, and perform covering in the neighborhood of the front edges of the wings where the lift of the main wings 11 effectively work. The flat planes are made to adhere onto the kite sheets 2 by making a pair with the center frame 4 as the symmetric axis.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009154293-A (JP)
Title: Laminated polyimide film and its manufacturing process
Inventor: OKAMOTO ATSUSHI
IPC: C08J5/18
Filed: 2007-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laminated polyimide film which is excellent in heat resistance and from which a functional thin film layer and a very thin polyimide insulation layer are easily formed in a flexible printed circuit board or the like.  <P>SOLUTION: The laminated polyimide film is formed by laminating a functional thin film, an adhesive layer and a reinforcing film in this order on one surface of a polyimide film of 0.5 to 10 μm in thickness, wherein the glass transition temperature (Tg) of the adhesive layer is 150°C or more. In the manufacturing process of the laminated polyimide film, a backing film having the adhesive layer is laminated on one surface of the very thin polyimide film, and then the functional thin film layer is formed on a surface of a side opposite to a backing film laminated surface of the polyimide film, and then the reinforcing film having the adhesive layer is laminated on a surface of the functional thin film layer, and then the backing film having the adhesive layer is peeled off.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009148663-A (JP)
Title: Gravure type coating applicator
Inventor: TANIGAWA MASAKAZU
IPC: B41F31/04
Filed: 2007-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gravure type coating applicator in which the inside of a liquid supply chamber is simply grasped.  <P>SOLUTION: The inside of the chamber is simply grasped by forming an observation window 28 on the bottom part of the coating liquid supply chamber 14 of the gravure type coating applicator 10.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008193663-A (JP)
Title: Flexible substrate integrated waveguide
Inventor: KOCH STEFAN
IPC: C25D1/02
Filed: 2007-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method which is easier but allows complex structured components.  <P>SOLUTION: Planar antennas 4a, 4b, 4c are part of substrate integrated structures, which are connected to electromagnetic waveguides. Furthermore, this invention also allows three-dimensional (3D) structures of the components in a multilayer substrate including a plurality of layers.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009156296-A (JP)
Title: Fitting structure of embedded gas cock
Inventor: MIYAI YOSHITAKA
IPC: F16K27/00
Filed: 2007-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To ensure an airtightness and heat insulation property in a room by reliably blocking the distribution property between a wall plate (3) and the room irrespective of the condition of installation such as the fitting position of a gas cock body (4) and the direction of pipes (40), in a fitting structure of an embedded gas cock in which the gas cock body (4) is installed in the wall plate (3) via a back fitting frame (2a) added to a peripheral back side of an opening (30) in the wall plate (3).  <P>SOLUTION: A seal packing (10) having an adhesive surface (11) is added to a surface of the back fitting frame (2a). The back fitting frame (2a) and the gas cock body (4) are stored in an airtight cover (1) consisting of a thin-walled flexible resin-made, transparent bag body. The adhesive surface (11) of the seal packing (10) is bonded to the predetermined position of an inner surface of the airtight cover (1). A window part (14) is formed in the airtight cover (1) along the inner peripheral edge of the back fitting frame (2a). A one-end opening part (13) of the airtight cover (1) is fastened and fixed in an outer peripheral airtight state to a periphery of the pipe (40) by a fastening member (47).  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009155462-A (JP)
Title: Grease composition and machine member
Inventor: ENDO TOSHIAKI
IPC: F16H57/04
Filed: 2007-12-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a grease composition capable of preventing separation caused by metal fatigue due to thinning of an oil film, without depending on thickening of the oil film, and capable of prolonging a separation life, and a machine member sealed therewith.  <P>SOLUTION: This grease composition is used in the machine member with a steel lubrication part of rolling motion-rolling sliding motion, and contains an oil-soluble dithiocarbamate of silver, cobalt or tellurium, and the machine member sealed therewith is also disclosed.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008091029-A (JP)
Title: Semiconductor integrated circuit device
Inventor: OSADA KENICHI
IPC: G11C11/412
Filed: 2007-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor integrated circuit device using a low voltage power source comprising of a static RAM of high speed read-out, and a semiconductor integrated circuit device using low voltage power source comprising of a logic circuit of high speed operation.  <P>SOLUTION: The semiconductor integrated circuit device includes a plurality of switch circuits controlling an operating potential of a plurality of memory cells and an intermediate potential generating circuit. The plurality of switch circuits are controlled in accordance with a signal controlling a plurality of word lines, and switch a source potential of an MOSFET for drive of the memory cell so that the source potential becomes an intermediate potential between a power source potential generated by the intermediate potential generating circuit and a ground potential or the ground potential. The intermediate potential generating circuit includes a resistor, the intermediate potential is generated by a current flowing from the plurality of memory cells to the resistor. Consequently, adoption of MOSFET of low threshold voltage and scale reduction of an integrated circuit can be performed.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008149150-A (JP)
Title: Drug-delivery endovascular stent and method for treating restenosis
Inventor: SAVAGE DOUGLAS R
IPC: A61L31/00
Filed: 2007-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a radially expandable, endovascular stent designed for placement at a site of vascular injury, for inhibiting restenosis at the site, a method of using the stent and a method of making the stent.  <P>SOLUTION: The stent includes a radially expandable body formed of one or more metallic filaments and a liquid-infusible mechanical anchoring layer attached to or formed in outer surface of the filaments. A drug coating in the stent is composed of a substantially polymer-free composition of an anti-restenosis drum, and has a substratum infused in the anchoring layer and a substantially continuous surface stratum of drum that is brought into direct contact with the vessel walls at the vascular site. Thus, the rate of release of the anti-restenosis drug from the surface stratum into the vascular site is determined solely by the composition of the drug coating.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009157287-A (JP)
Title: Manufacturing method of diffraction structure formation body
Inventor: KUBO AKIRA
IPC: G03F7/11
Filed: 2007-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method to manufacture a diffraction structure formation body in which the pattern by the diffraction structure and the pattern by a metal layer are in agreement without positioning.  <P>SOLUTION: This manufacturing method includes a process to form a diffraction structure on part of base material surface, a process to form a metal layer 13 on the entire surface where the diffraction structure is formed, irradiate laser light onto the entire surface of the metal layer in single lines or in dot-like shape, and selectively destroy part of the metal layer 13 on the diffraction structure using absorption in the diffraction structure, a process to form a photoresist 18 on the entire surface where the diffraction structure is formed, cure the photoresist on the diffraction structure by irradiating diffraction light generated by making exposure light 19 passing through a portion where part of the metal layer is selectively destroyed, develop the photoresist and form a resist pattern covering the diffraction structure, and a process to etch the resist pattern as a mask, and remove the metal layer other than the diffraction structure.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009160077-A (JP)
Title: Cosmetic system
Inventor: YOKOTA MINORU
IPC: A61H33/02
Filed: 2007-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cosmetic system capable of delivering a liquid to a face of a user in a relaxed posture, and continuously delivering the liquid for a desired time by circulating the liquid.  <P>SOLUTION: The cosmetic system includes: a liquid supply tube 41 for supplying a predetermined liquid; a liquid delivery part 2 provided with a plurality of delivery ports 20 for delivering the predetermined liquid supplied by the liquid supply tube 41 and mounted on the forehead of a user so that the plurality of delivery ports 20 are arranged at predetermined intervals in the horizontal direction; a catching part 3 arranged on the vertical lower side of the liquid delivery part 2, for catching the predetermined liquid delivered from the liquid delivery part 2 and flowing down on the face of the user; a liquid collecting tube 42 for sending the predetermined liquid caught by the catching part 3; and a liquid circulation part 4 for sending the predetermined liquid sent by the liquid collecting tube 42 from the liquid supply tube 41 to the liquid delivery part 2.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009045422-A (JP)
Title: Mobile jewelry nail art salon
Inventor: HISHIDA MARIKO
IPC: A45D29/18
Filed: 2007-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To allow users to appreciate a fashionable nail art by developing a commercialized artificial nail previously embedded with a birthstone into an engagement nail or the like in a mobile salon.  <P>SOLUTION: This mobile jewelry nail art salon endeavors to gain the understanding of a wide range of customers on its handiness by the use of advertizing media, can please women suffered from the metal allergies with a novel idea=an engagement nail instead of the engagement ring to make her feel it familiar, and provide persons of particular age who back away from a store type salon or persons who are suffered from the allergy with a novel pleasing way by developing the nail art in the mobile salon.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009154854-A (JP)
Title: Motorbike parking base
Inventor: NAKAMOTO YOSHIHIDE
IPC: B62H3/04
Filed: 2007-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a motorbike parking base which can effectively utilize a pallet in a multistory parking space and, at the same time, can attain safe parking of a motorbike without falling-down of the motorbike upon the occurrence of a major earthquake by three-point supporting (holding) of a front wheel holding tool, a sheet holding tool, and a rear wheel holding tool, and can achieve simple mounting and dismounting by a user independent of the size of the motorbike.  <P>SOLUTION: The motorbike parking base is provided in a pallet, in a multistory parking space, onto which an automobile drives and from which the automobile drives. The motorbike parking base is characterized by comprising an attachment tool attached, for example, to a groove part of a pallet, a base which goes onto and from the surface of the pallet, a front wheel holding tool for detachably holding the front wheel of the motorbike on the base, a sheet holding tool for detachably holding the sheet part of the motorbike, and a rear wheel holding tool for detachably holding the rear wheel of the motorbike.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2007526423-A (JP)
Title: 切換え式フィンガ従動子アセンブリ
IPC: F01L1/18
Filed: 2005-03-02
Abstract: 【課題】高揚程および低揚程の間で切換えられ得るフィンガ従動子形式のロッカ・アーム・アセンブリを簡素な構造で安価に提供すること。 【解決手段】エンジンに係合する第１端部（１２）とガスバルブのバルブ・ステム（３）に係合する第２端部（１３）とを有する従動子本体（１１）を備える、二段階式のフィンガ従動子ロッカ・アーム・アセンブリ（１０）。上記従動子本体は、上記第１および第２端部間において当該本体に形成された通路を有し、且つ、該通路を横断する第１ボア（１８）を有する。中央従動子（２０）は上記通路内に位置されると共に、中央突出部と係合すべく構成される。第１側部従動子（３０）は上記第１ボアを貫通延在するシャフト（１７）上に枢動的に支持され、且つ、上記少なくとも一個の側部カム突出部に係合すべく構成される。上記従動子本体上には、上記側部従動子を該本体に対して選択的にラッチする繋止機構（４０）が位置される。 【選択図】図７
Patent JP-2007530299-A (JP)
Title: ジグ
IPC: B24B19/16
Filed: 2005-03-24
Abstract: 【課題】  機械加工中、使用時に、一組のロッド状又はワイヤ状の形体のブランクを保持するようになったジグに関する。 【解決手段】  ジグは、回転軸線を中心として回転するため、駆動シャフトに取り付けられるようになった本体を有し、該本体は外部分及び内部分を有し、内部分及び外部分は、互いに対して角変位でき、内部分及び外部分は、向き合った同心の面を有し、これらの面はクランプ面を画成し、これらのクランプ面は、使用時に、ブランクの組を、これらのブランクの中央軸線が回転軸線と実質的に平行であり、少なくとも一端が本体を越えて軸線方向に延びるように支持するようになっている。 【選択図】  図１
Patent JP-2007533012-A (JP)
Title: データ格納のための情報処理と輸送アーキテクチャ
IPC: G06F21/00
Filed: 2005-04-12
Abstract: 本発明のネットワーク化されたデータ・ストレージの新規アーキテクチャーは、効率的な情報処理と伝送処理とを実現する。データは、処理、暗号化、エラーチェック、および冗長的に符号化され、量子と呼ばれる固定サイズのブロックで格納される。各量子は「効果的に交差する層（ＥＣＬ：Effective Cross Layer）」によって処理される。このＥＣＬは、セキュリティ用プロトコルスタック、ｉＷＡＲＰならびにｉＳＣＳＩの機能、伝送制御、およびＲＡＩＤストレージ機能を再構築したものである。このＥＣＬによる機能合理化は、少ないメモリ・コピーによる非常に効率良いプロトコルを形成し、計算処理負担およびセキュリティ保護手段の大部分をクライアント側に設定する。この結果、多数のクライアントからの量子を、ターゲットは最小限の処理で格納する。
Patent JP-2007536781-A (JP)
IPC: H04B1/707
Filed: 2005-05-03
Abstract: A method of allocating channels in a user equipment is disclosed. In particular, a method of allocating a plurality of Dedicated Physical Channels (DPCHs) and Enhanced Dedicated Channels (E-DCHs) in a user equipment of a multicode transmission system. The method includes determining whether a High Speed Downlink Shared Channel (HS-DSCH) is configured for the user equipment (UE) and determining a number of codes used by the DPCH and the E-DCH. The method further includes allocating the DPCH and the E-DCH channels to an I branch or a Q branch based on the number of codes used by the DPCH and the E-DCH and the HS-DSCH configuration.
Patent JP-2007537196-A (JP)
Title: 新規の鏡像異性的に純粋なベータ−作用薬、その製造方法および製剤の形体におけるその使用
IPC: C07D413/04
Filed: 2005-05-11
Abstract: 本発明は、鏡像異性的に純粋な式( 1 )の化合物（式中、R 1 、R 2 、R 3 、R 4  および X の基は特許請求の範囲および明細書に定義した通りである）に関する。さらに、前記化合物を製造するための方法、および、製剤、特に呼吸器疾患を治療するための製剤の形体におけるその使用も開示する。前記化合物の合成は式(5)のキラルエポキシドを使用して行われる。   【化１】
Patent JP-2007536486-A (JP)
Title: 圧延機のハウジングの衝撃吸収方法および装置
IPC: B21B37/00
Filed: 2005-05-09
Abstract: 【課題】圧延ハウジングのチャターに対する感度を下げるための圧延機のハウジングの減衰方法と装置。 【解決手段】圧延ハウジング１を形成する各ポスト２の上側に位置したチャター質量８で振動を吸収し、振動エネルギーは各ポスト２とチャター質量８との間を直接連結する非圧縮性流体のマットレス８３中で放散する。流体マットレス８３は供給手段９１と調整可能なキャリバー９２の排出手段とによって常に循環するように維持される。システムの周波数応答とその減衰係数はチャター質量８の寸法を決めることによって設定され、流体マットレス８３の厚さｈとその流量の制御は較正オリフィス９２で行われる。 【選択図】図１
Patent JP-2008500672-A (JP)
Title: レーザ動作効率を向上させる方法
IPC: G11B7/125
Filed: 2005-05-17
Abstract: 光データ読出し及び／又は書込み装置（１０）用のレーザ（５０）のレーザ動作効率を向上させる方法が記載されている。前記方法は、ａ）パルス周波数が実質的に50MHz乃至250MHzの範囲内であるパルスの１つ以上のシーケンスを持つパルス励起信号を生成するステップと、ｂ）前記パルスの１つ以上のシーケンスが、前記レーザ（５０）を通る励起電流を変調するようアレンジするステップとを含み、前記パルスが前記レーザの発振閾値を横切ることを特徴とする。前記方法は、前記レーザ（５０）の動作効率を向上させることが可能であり、それによって、動作中に前記レーザ（５０）において生じる温度上昇を低減する又は前記レーザがより高い光出力を生成するよう駆動されることを可能にする点で役立つ。